Ziemak

• As-Ca-Fe-Nd
• As-Ca-Fe-Pr
• As-Ca-Fe-La
• As-Ca-Ce-Fe
• As-Ca-Fe
• electronic and electrical properties
• phase transitions
• structural transitions
• magnetic properties
• conductivity or resistivity
• transitional
• alkaline
• metalloid
• pnictogen
• quaternary
• tetragonal
• orthorhombic